BEO3 Field Notes — The Microplastics Investigation
BEO3 Field NotesIndependent reporting on everyday exposure
Health · Microplastics

My neighbor did everything right. He died at 40. And what I learned that week, I now see in every kitchen, including yours.

He was fit, careful, the last person you would expect. I am not saying plastic killed him. I am saying what I found the week he died made me look at my water, my food, and my kids in a way I cannot undo.

An ambulance on a residential street
A heart attack with no warning, in someone who seemed perfectly healthy. His doctor called it unusual.
The Short Version
  • Research keeps finding microplastics where we assumed they could not reach: blood, arteries, breast milk, even the brain.
  • The careful habits help. On their own, they were never going to be enough.
  • A 30-second check below estimates how your everyday exposure compares to most people.
  • And there is a calmer, more practical way to think about what to do next.

My neighbor died at 40.

Heart attack. No warning.

He ran most mornings and ate better than I did. His own doctor used the word "unusual," and it stayed with me for weeks.

Here is what I keep coming back to. Nick was not careless.

He drank bottled water at his desk. He reheated last night's dinner in the container it came in. He grabbed a coffee on the way out the door.

Ordinary things. The same things I do. Probably the same things you do.

Everyday plastic items in a kitchen
The objects we never think twice about.

The week he died, I happened to be reading about microplastics. I am not going to tell you plastic definitely killed Nick.

But I read one finding that week I have never been able to un-see.

Researchers pulled plaque from human arteries and found microplastics lodged inside it. Over the next three years, the people who had them were far more likely to have a heart attack, a stroke, or to die.

⚠  Peer-reviewed finding
4.5×
the rate of heart attack, stroke, or death over the following three years in people with microplastics in their artery plaque. New England Journal of Medicine, 2024.
I read that line, and I saw Nick's driveway.

Since then, the same finding has arrived from every direction. They keep turning up where we assumed they could never reach:

  • In human lungs and blood.
  • In the placentas of healthy pregnancies, so a baby can be exposed before its first breath.
  • And, most unsettling to me, in human brain tissue, at levels that appear to be climbing.
⚠  Peer-reviewed finding
+50%
more microplastic in human brain tissue sampled in 2024 than in tissue from 2016, in one analysis. Nature Medicine, 2025.

That was the moment it stopped being about me.

This was not just my health on the line. It was my kids. The people I cook for. Everyone under my roof.

And I had been handing it to them three meals a day, without a second thought.

If you're any of these people:
  • A parent, and the idea of microplastics reaching your children bothers you.
  • Young and hoping to have kids one day, and you would rather start with a clean slate.
  • Someone who tries to stay healthy.
  • Someone who trains hard and wants their body performing at its true potential.
  • Getting older, and the thought of your mind going dim scares you.
  • Someone who just doesn't love the idea of plastic building up inside you.

So take the 30-second check below. It uses the same ordinary habits Nick had to estimate where your exposure really stands.

Most people are surprised by their number.

"Lower than most" was the result I wanted. It nearly fooled me.

Wherever you landed, my own score came back lower than most, and I felt relieved for about ten seconds.

Then it hit me. Lower than most isn't none.

The careful habits help. They just can't get you to zero, because it stopped being about your choices. Microplastics are in the rain now, in the soil your food grows in, in the water before it reaches your filter. You can run a cleaner kitchen than anyone you know, and a little still gets through.

A calm morning routine at the kitchen counter

Why I stopped trying to undo the past

I stopped asking, "How do I remove microplastics completely?" and started asking, "What is actually possible?"

You cannot scrub out years of exposure. But a dentist friend reframed it for me: the goal is not to undo what is done, it is what you stop letting in. Not removing yesterday's plastic. Reducing tomorrow's.

Microplastic load over time
Reducing the daily inflow ↓ If nothing changes ↑
Now12 months
A simplified illustration of the idea: reduce what arrives each day, and the level trends down instead of up. Conceptual, not measured results.

Less arriving, day after day. That was the first explanation I had heard that actually sounded rational.

Then I went looking, expecting to be disappointed

A good idea on a screen is not the same as something you can actually use. So I went looking, quietly, half expecting to come away empty.

Mostly I did. Vague blends, loud promises, doses you were never allowed to see.

And then one wasn't like that at all.

So I did what I do with everything now. I went looking for the catch, and for once I couldn't find one.

So one night I sat down with the label, a notebook, and every reason to be cynical, and went through it line by line. Here is what is actually in it:

Citrus Pectin
Acacia Fiber
PHGG
L-Glutamine
Milk Thistle
Glycine + C

Modified Citrus Pectin binds the incoming particles, fiber carries them out, and a few well-chosen extras support the gut and liver while it happens. The full formula and the third-party test results are on the next page.

That formula had a name. BEO3. So I did what I do with everything now. I read the studies behind it, I checked who made it, and then I did the one thing that actually settles a question like this. I started taking it, two scoops in water each morning.

BEO3 daily microplastic support
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A good formula can still come from the wrong people

So I looked into who made it. The founder started exactly where I did, a parent with the same knot in her stomach when she realized how much plastic surrounds the people she loves.

Desa Landauer, founder of BEO3, at home
Desa Landauer. A parent before a founder.

Desa Landauer couldn't find a product she trusted enough to give her own family. So she built one.

She spent the better part of two years with formulators and gut-health specialists, building and discarding versions, until it did one job well: reduce what gets in, and support the body's own clearance for the rest.

That is how BEO3 started.

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The BEO3 daily ritual, a scoop into a glass of water

So, where does that leave you?

None of us can change what got into our bodies yesterday.

What we can influence is what happens next.

You are curious, and still a little skeptical. Good. You do not have to take my word, or Desa's.

You have the studies, the full label, and a 30-day money-back guarantee. The worst case is you try it for a month and send it back.

The only real question is whether you keep carrying this quietly in the back of your mind, the way I did for months, or you hand it to a one-minute daily habit and stop worrying about it.

What members are saying

★★★★★4.9 / 5 from 489 reviews
★★★★★
"I almost didn't buy. I figured it was just dressed-up fiber. Then I opened the label and went and found the studies they cite, and they hold up. That's what got me. On it since March, and I'm done pretending the problem isn't there."
David R.
41 · skeptic, now on his 4th bag
✓ Verified review
★★★★★
"I read the placenta study while I was pregnant and kind of spiraled. This is the thing that let me stop. It's not a magic fix and they don't pretend it is, it's one honest thing I do every morning for my family instead of doomscrolling at 1am."
Sarah K.
Mom of a one-year-old
✓ Verified review
★★★★★
"Most supplements end up dead in my cupboard. This one stuck because it's effortless, two scoops in water, tastes like basically nothing, done before my coffee. Six months in and I haven't skipped a week."
Andre P.
34 · tracks everything
✓ Verified review
★★★★★
"What sold me is that nothing is hidden. Every dose is printed, no proprietary-blend games. Shipping took a couple days longer than I'd have liked, but it's the most transparent supplement I own, and I own a lot of them."
Priya M.
Registered nurse
✓ Verified review
★★★★★
"My dad had Parkinson's, so the brain headlines hit different for me. I can't change 50 years of exposure, but I can do one small thing now. My digestion has been better too. Mostly I just sleep easier knowing I'm not ignoring it."
Tom B.
58 · six months in
✓ Verified review
BEO3 daily microplastic support
Become a BEO3 Member
4.9 / 5 · 489 reviews

Save up to 46% today, plus a free gift.

  • Up to 46% off when you stock up
  • A free custom bamboo scoop with your first order
  • New member gifts dropped into future deliveries
  • 30-day money-back guarantee, cancel anytime
Claim my offer →
No lock-in. Skip or cancel anytime.

Questions people ask before they start

Is BEO3 just expensive fiber?
No. The lead ingredient is Modified Citrus Pectin, 700mg, studied for its ability to bind unwanted particles in the digestive tract. The acacia and PHGG fiber then carry what is bound up and out. It is a specific mechanism, not generic fiber, and every dose is printed on the label so you can judge it for yourself.
Will I feel a difference?
You will not feel the microplastic binding itself, that part is invisible, more like a seatbelt than a stimulant. But because the formula is built on real fibers and botanicals, most people notice a few welcome side effects within a week or two:
  • Less bloating after meals. Acacia fiber ferments slowly, so there is no gas spike like most prebiotics.
  • Steadier morning energy. PHGG helps flatten the blood-sugar curve that tends to crash you by 11am.
  • Deeper sleep at night. Glycine lowers core body temperature, which helps you fall asleep faster.
  • Calmer, clearer skin. Milk thistle supports the liver, and the skin often shows it.
How do I take it, and what does it taste like?
Two scoops in a glass of water, once a day. It is close to flavorless, so most people add it to their morning and forget it is there. Taking it a little apart from other supplements is ideal but not essential.
Is it safe, and are there side effects?
It is made in a GMP-certified facility and third-party tested, with the results published. Because it is fiber-based, a few people notice mild digestive changes in the first few days, and drinking plenty of water helps. If you are pregnant, nursing, or taking medication, check with your doctor before starting.
What if it is not for me?
Try it for 30 days. If it is not right for you, the money-back guarantee has you covered, and you can skip or cancel anytime. There is no lock-in.
Sources: Marfella et al., New England Journal of Medicine (2024); Nihart et al., Nature Medicine (2025); Ragusa et al., Environment International (2021).
BEO3 Field Notes is published by BEO3. This article summarizes peer-reviewed research and the author's personal experience and is not medical advice. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.